AMGN vs REGN
Amgen (AMGN) and Regeneron Pharmaceuticals (REGN) compared side by side. Amgen (AMGN) is larger, with a market cap of $237.5B versus $82.9B for Regeneron Pharmaceuticals, about 2.9 times the size. On trailing earnings, REGN is cheaper at 19.9x versus 27.3x for AMGN.
Head to head
| Metric | AMGN | REGN |
|---|---|---|
| Market cap | $237.5B | $82.9B |
| P/E (TTM) | 27.3x | 19.9x |
| Forward P/E | 17.9x | 12.8x |
| Revenue (TTM) | $38.1B | $15.5B |
| Revenue growth | 9.5% | 16.7% |
| Gross margin | 71.9% | 44.5% |
| Operating margin | 35.5% | 33.1% |
| Free cash flow | $10.2B | $3.6B |
| Dividend yield | 2.29% | 0.47% |
| 1-year return | +54.1% | +40.6% |
| 5-year return (annual) | +19.7% | +7.3% |
| Max drawdown | -78% | -92% |
| FI Handbook grade | B- | B+ |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
AMGN vs REGN FAQ
Which is bigger, AMGN or REGN?
Amgen (AMGN) is larger, with a market cap of $237.5B versus $82.9B for Regeneron Pharmaceuticals, about 2.9 times the size.
Is AMGN or REGN cheaper?
On trailing earnings, REGN is cheaper at 19.9x versus 27.3x for AMGN. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, AMGN or REGN?
AMGN returned +54.1% over the past year including dividends, versus +40.6% for REGN, through October 23, 2026.
Which pays a higher dividend, AMGN or REGN?
AMGN yields 2.29% versus 0.47% for REGN.
Full pages: Amgen · Regeneron Pharmaceuticals